Memcached or disk-based WP Object Cache. Boosts performance and reduces DB queries. Auto-configures and supports custom servers.
As of April 2026, Object Cache 4 everyone is a WordPress wpo plugin with 5.0K+ active installations and a 4.3/5 rating from 28 reviews. It has been downloaded 63K+ times in total. Requires WordPress 5.0+ and PHP 7.0+. Available on WordPress.org since 2020. Actively maintained — updated within the last month. Downloads are down 75% this week. Top alternative: Auto Image Title & Alt.
Improve your server performance by using Memcached for object caching or by using disk support for object caching.
Fewer resources needed and better PageSpeed.
Fewer database queries needed.
Automatically detects any running Memcached server and adds an object-cache.php file to your WordPress site.
Default memcached servers tested:
– 127.0.0.1:11211
– 127.0.0.1:11212
– 127.0.0.1:11213
– 127.0.0.1:20000
– 127.0.0.1:20001
– Any SiteGround Memcached setup
Since 1.4, you can declare your own Memcached Server instance in the wp-config.php file.
Example:
define(‘OC4EVERYONE_MEMCACHED_SERVER’, ‘127.0.0.1:11211’);
Starting from version 1.6, you have the option to declare in the wp-config.php file whether you want to use the external disk…
It litters the cache/object folder with hundreds of thousands of files. It does not clean outdated ones and the size of the folder and files grows exponentially.
When multiple WP installations are on the same server the “key” used appears to be generated by blog_id, which is the same across them all. On a multisite installation it may work, but not separate standalone sites. There should be a unique key generated based on the domain rather
This plugin is sorely needed and has lots of potential. I like how it doesn’t try to do more than it needs to regarding features. Unfortunately, updates do not come frequently enough to be in our main production sites. Somebody give this guy some resources!
It just does what it says without any baggage. Thank you!
The author is conspicuous by his lack of response
| WordPress | 5.0+ requiredTested up to 6.9.4 |
| PHP | 7.0+ required |
WPCS review
Added WordPress 6.9 compatibility
Happy birthday
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